Home / 36,566.40-50,458.50-20,649.36

Finding the Fourth Proportional to 36,566.40, 50,458.50 and 20,649.36

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Solution

The fourth proportional to 36,566.40, 50,458.50 and 20,649.36 is: 28,494.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,566.40 : 50,458.50 = 20,649.36 : x
  2. Step 2: Convert to fraction form
    36,566.40/50,458.50 = 20,649.36/x
  3. Step 3: Cross multiply
    36,566.40x = 50,458.50 × 20,649.36
  4. Step 4: Simplify right side
    36,566.40x = 1,041,935,731.56
  5. Step 5: Solve for x
    x = 1,041,935,731.56/36,566.40
  6. Step 6: Final answer
    x = 28,494.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.